create form for choosing chart type and range of days
in patient dashboard form has last chosen values
add blood_pressure scope, set default range of days in chart
Merge branch 'master' of https://github.com/netguru-training/med_app

Conflicts:
	app/controllers/dashboard_controller.rb
	app/models/entry.rb
	app/views/dashboard/index.html.haml
move form for charts to dashboard partial
update schema
Merge branch 'master' of https://github.com/netguru-training/med_app